CVE-2018-7492

A NULL pointer dereference was found in the net/rds/rdma.c __rds_rdma_map() function in the Linux kernel before 4.14.7 allowing local attackers to cause a system panic and a denial-of-service, related to RDS_GET_MR and RDS_GET_MR_FOR_DEST.

Published: Feb 26, 2018
Updated: Apr 13, 2023
CVE: CVE-2018-7492
Severity: Medium
Exploit:

CVSS v3:

Severity: Medium
Score: 5.5
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

Severity: Low
Score: 4.9
AV:L/AC:L/Au:N/C:N/I:N/A:C

CWEs:

CWE-476

Affected Software
References

Software	From	Fixed in
linux / linux_kernel	-	4.14.7
debian / debian_linux	8.0	8.0.x
debian / debian_linux	7.0	7.0.x
canonical / ubuntu_linux	16.04	16.04.x
canonical / ubuntu_linux	14.04	14.04.x
canonical / ubuntu_linux	12.04	12.04.x
canonical / ubuntu_linux	17.10	17.10.x

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f3069c6d33f6ae63a1668737bc78aaaa51bff7ca
http://www.securityfocus.com/bid/103185
https://bugzilla.redhat.com/show_bug.cgi?id=1527393
https://github.com/torvalds/linux/commit/f3069c6d33f6ae63a1668737bc78aaaa51bff7ca
https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html
https://patchwork.kernel.org/patch/10096441/
https://usn.ubuntu.com/3619-1/
https://usn.ubuntu.com/3619-2/
https://usn.ubuntu.com/3674-1/
https://usn.ubuntu.com/3674-2/
https://usn.ubuntu.com/3677-1/
https://usn.ubuntu.com/3677-2/
https://www.debian.org/security/2018/dsa-4187
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.7
https://xorl.wordpress.com/2017/12/18/linux-kernel-rdma-null-pointer-dereference/

Vulnerability Database

CVE-2018-7492